Finding the Fourth Proportional to 84,070,421.84, 116,017,232.04 and 46,900,701.95
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Solution
The fourth proportional to 84,070,421.84, 116,017,232.04 and 46,900,701.95 is: 64,722,996.53
Step by Step Solution
- Step 1: Write the proportion equation
84,070,421.84 : 116,017,232.04 = 46,900,701.95 : x - Step 2: Convert to fraction form
84,070,421.84/116,017,232.04 = 46,900,701.95/x - Step 3: Cross multiply
84,070,421.84x = 116,017,232.04 × 46,900,701.95 - Step 4: Simplify right side
84,070,421.84x = 5,441,289,621,079,342 - Step 5: Solve for x
x = 5,441,289,621,079,342/84,070,421.84 - Step 6: Final answer
x = 64,722,996.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.